Places at which there is or was human activity including battlefields, crossroads, camps, farms, ghost towns, landings, railroad sidings, ranches, ruins, sites, stations, windmills. It does not include populated places, mines, or dams.

Places or areas set aside for recreation or preservation of a cultural or natural resources and under some form of government administration including national historical landmarks, National parks, State parks, wilderness areas. Does not include National or State forests or Reserves.